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Switch between 3G/4G - OPPO A57

1

Before you start

This guide will show you how to switch between 3G and 4G if you experience problems in the network.

2

Swipe left

Swipe left
3

Select Settings

Select Settings
4

Select Dual SIM and Mobile Network

Select Dual SIM and Mobile Network
5

Select Preferred network type

Select Preferred network type
6

Select Preferred network type

Select Preferred network type
7

Select your preferred option

Select your preferred option
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